Definition of refactor in English:

refactor

transitive verb

[with object]Computing
  • Restructure (the source code of an application or piece of software) so as to improve operation without altering functionality.

    • ‘developers might be asked to review the architecture and, where possible, refactor code to create smaller and more manageable components’

Pronunciation

refactor

/rēˈfaktər/ /riˈfæktər/